Doctor profile · Federal record

Dr. Sonja Fontana, DNP, FNP

Family Nurse Practitioner · General Practice Registered Nurse · Family Medicine Physician · Family Health Clinical Nurse Specialist · Visalia, CA

  • NPI 1326232455
  • 19 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1011 N. Demaree St.
Visalia, CA 932915156
(559) 734-6700
fax (559) 734-6705
Mailing address
1011 N. Demaree St
Visalia, CA 932915156

Credentials & registration

NPPES · NUCC
NPI registered
August 2007 — 19 yrs on file
Profile last updated
March 7, 2023
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
California #11610 · California #450325

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326232455. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$398
Transactions
19
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Revance Therapeutics, INC. 14 $298.78
Abbott Laboratories 1 $29.13
Axsome Therapeutics, INC. 1 $18.70
Novo Nordisk INC 1 $18.16
Lilly USA, LLC 1 $16.96
Idorsia Pharmaceuticals US INC 1 $15.97

By nature of payment

Food and Beverage
$398

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
963
Patients
176
Total drug cost
$16,366
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 139 24 $4,167
Alprazolam Generic 119 22 $1,065
Levothyroxine Sodium Generic 80 21 $1,295
Losartan Potassium Generic 70 22 $1,061
Gabapentin Generic 68 13 $1,819
Rosuvastatin Calcium Generic 57 13 $795
Trazodone Hcl Generic 54 0 $720
Omeprazole Generic 53 11 $537
Baclofen Generic 52 15 $1,037
Montelukast Sodium Generic 50 11 $789

Frequently asked questions

Auto-generated from federal data
What is Dr. Sonja Fontana's medical specialty?
Dr. Sonja Fontana practices Family Nurse Practitioner in Visalia, CA.
Where does Dr. Sonja Fontana practice?
Dr. Sonja Fontana practices at 1011 N. Demaree St., Visalia, CA 932915156. Office phone: 5597346700.
What is Dr. Sonja Fontana's NPI?
Dr. Sonja Fontana's National Provider Identifier (NPI) is 1326232455, issued by NPPES.